20904291260

素因数分解:

$2^2\times 5^1\times {\mathrm{22277}}^1\times {\mathrm{46919}}^1$

素因数の和:69205

約数の個数: 24

約数和(自身を含む): 43901917920

約数和(自身を除く): 22997626660

約数列:

[1, 2, 4, 5, 10, 20, 22277, 44554, 46919, 89108, 93838, 111385, 187676, 222770, 234595, 445540, 469190, 938380, 1045214563, 2090429126, 4180858252, 5226072815, 10452145630, 20904291260]

約数ペア:

[(1, 20904291260), (2, 10452145630), (4, 5226072815), (5, 4180858252), (10, 2090429126), (20, 1045214563), (22277, 938380), (44554, 469190), (46919, 445540), (89108, 234595), (93838, 222770), (111385, 187676)]